Problem 1 Write the following Java class: Stock The class is to have the following data members: symbol of type String, name of type String, previousclosingPrice of type double current Price of type double. The class is to have two constructors, the first that takes no parameters and sets each data member to default values. The second sets data members to the corresponding parameter values. The class is to override the Object class toString() method so that it displays the following: Symbol: symbol value Name: name value Previous Closing Price: $previousClosing Price value Current Price: $currentPrice value Problem 2 Write an application class named StockApp that does the following: 1. create an object sl of type Stock that uses the no-arg constructor; 2. create an object s2 of type Stock that sets the data members to the following values: a. neiu for symbol b. Northeastern Illinois University for name C. 89.29 for previous closing price d. 94.26 for current price 3. display the data for each of the two objects using the toString() method